1401017 has 2 divisors, whose sum is σ = 1401018. Its totient is φ = 1401016.
The previous prime is 1401007. The next prime is 1401031. The reversal of 1401017 is 7101041.
It is a happy number.
It is an a-pointer prime, because the next prime (1401031) can be obtained adding 1401017 to its sum of digits (14).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1263376 + 137641 = 1124^2 + 371^2 .
It is a cyclic number.
It is not a de Polignac number, because 1401017 - 220 = 352441 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 1400992 and 1401010.
It is not a weakly prime, because it can be changed into another prime (1401007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700508 + 700509.
It is an arithmetic number, because the mean of its divisors is an integer number (700509).
21401017 is an apocalyptic number.
It is an amenable number.
1401017 is a deficient number, since it is larger than the sum of its proper divisors (1).
1401017 is an equidigital number, since it uses as much as digits as its factorization.
1401017 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 28, while the sum is 14.
The square root of 1401017 is about 1183.6456395391. The cubic root of 1401017 is about 111.8959759052.
Adding to 1401017 its reverse (7101041), we get a palindrome (8502058).
The spelling of 1401017 in words is "one million, four hundred one thousand, seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •